CVE-2019-20394

A double-free is present in libyang before v1.0-r3 in the function yyparse when a type statement in used in a notification statement. Applications that use libyang to parse untrusted input yang files may be vulnerable to this flaw, which would cause a crash or potentially code execution...

CVE-2019-20395

A stack consumption issue is present in libyang before v1.0-r1 due to the self-referential union type containing leafrefs. Applications that use libyang to parse untrusted input yang files may crash...

CVE-2019-20395

The CVE-2019-20395 entry concerns libyang, a C library for YANG data modeling. A stack consumption issue occurs in libyang before v1.0-r1 due to a self-referential union type containing leafrefs; applications that parse untrusted YANG input may crash. The vulnerability affects libyang’s parsing p...

CVE-2019-20392

The CVE-2019-20392 issue affects libyang prior to v1.0-r1, where resolve_feature_value() can take an invalid memory path when an if-feature is used inside a list key node and the feature is not defined. This can cause application crashes when parsing untrusted YANG input. No exploitation details ...

CVE-2019-20393

A double-free is present in libyang before v1.0-r1 in the function yyparse when an empty description is used. Applications that use libyang to parse untrusted input yang files may be vulnerable to this flaw, which would cause a crash or potentially code execution...

PT-2020-1241 · Libyang · Libyang

Name of the Vulnerable Software and Affected Versions: libyang versions prior to v1.0-r1 Description: A double-free issue is present in the yyparse function when an organization field is not terminated, potentially causing a crash or code execution. This affects applications that use libyang to...

CVE-2019-20398

A NULL pointer dereference is present in libyang before v1.0-r3 in the function lysextensioninstancesfree due to a copy of unresolved extensions in lysrestrdup. Applications that use libyang to parse untrusted input yang files may crash...

CVE-2019-20393

A double-free is present in libyang before v1.0-r1 in the function yyparse when an empty description is used. Applications that use libyang to parse untrusted input yang files may be vulnerable to this flaw, which would cause a crash or potentially code execution...

CVE-2019-20394

A double-free is present in libyang before v1.0-r3 in the function yyparse when a type statement in used in a notification statement. Applications that use libyang to parse untrusted input yang files may be vulnerable to this flaw, which would cause a crash or potentially code execution...

CVE-2019-20397

A double-free is present in libyang before v1.0-r1 in the function yyparse when an organization field is not terminated. Applications that use libyang to parse untrusted input yang files may be vulnerable to this flaw, which would cause a crash or potentially code execution...

CVE-2019-20392

An invalid memory access flaw is present in libyang before v1.0-r1 in the function resolvefeaturevalue when an if-feature statement is used inside a list key node, and the feature used is not defined. Applications that use libyang to parse untrusted input yang files may crash...

CVE-2019-20398

A NULL pointer dereference is present in libyang before v1.0-r3 in the function lysextensioninstancesfree due to a copy of unresolved extensions in lysrestrdup. Applications that use libyang to parse untrusted input yang files may crash...

CVE-2019-20394

CVE-2019-20394 affects libyang. The vulnerability is a double-free in yyparse() when a type statement is used inside a notification statement, enabling denial of service and potentially code execution if untrusted YANG input is parsed. Public references in the connected documents identify the aff...

Fedora Update for libyang FEDORA-2019-dfe0b42bc5

The remote host is missing an update for the Copyright C 2020 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

libyang: stack-based buffer overflow in make_canonical when bits leaf type is used

A stack-based buffer overflow flaw was discovered in the way libyang parses YANG files with a leaf of type "bits". An application that uses libyang to parse untrusted YANG files may be vulnerable to this flaw, which would allow an attacker to cause a denial of service or execute code...

Important: Red Hat Security Advisory: libyang security update

An update for libyang is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

libyang: stack-based buffer overflow in make_canonical when identityref leaf type is used

A stack-based buffer overflow flaw was discovered in the way libyang parses YANG files with a leaf of type "identityref". An application that uses libyang to parse untrusted YANG files may be vulnerable to this flaw, which would allow an attacker to cause a denial of service or execute code...

Important: libyang security update

The libyang package provides a library for YANG data modeling language. libyang is a YANG data modelling language parser and toolkit written and providing API in C. The library is used e.g. in libnetconf2, Netopeer2, sysrepo and FRRouting projects. Security Fixes: libyang: stack-based buffer...

RHEL 8 : libyang (RHSA-2019:4360)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2019:4360 advisory. The libyang package provides a library for YANG data modeling language. libyang is a YANG data modelling language parser and toolkit written...

Fedora Update for libyang FEDORA-2019-9d83929ffa

The remote host is missing an update for the Copyright C 2019 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...